body {
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
}
.container {
    display: flex;
}
.sidebar {
    background-color: #f2f2f2;
    width: 200px;
    padding: 10px;
}
.sidebar h2 {
    margin-top: 0;
}
.sidebar ul {
    list-style-type: none;
    padding: 0;
}
.sidebar li {
    margin-bottom: 10px;
}
.sidebar a {
    text-decoration: none;
    color: #333;
    display: block;
    padding: 5px;
}
.sidebar a:hover {
    background-color: #ddd;
}
.content {
    flex-grow: 1;
    padding: 20px;
}